Automatic stop for looms



G. B. AMBLER AUTOMATIC STOP FOR LOOMS Jan. 19 1926. 1,570,454

Filed Feb. 10, 1922 177108335 03: tieorgefixflmier,

Petentedqlan. 192 6, p h I 1 7| i s's cnu's'ms, wesome-'1; w mNEY;-* CARRIAGE CO PANY; VE'ILOMIINSTEBL MnS SQQHUSETTSJA conron'iir on on @MASSACHUSETTSQ GEORGE nnMBLER, oF LEeMInsT'EBfiM nifmoMnTmf sure? we Lqo yis; l I

' i r it Application iiea'in bruar 10, iezai seriai No. 53 5 ,474," i

To a llrwhem iZ WZGII/CQTLCQ'WLL'; 13Wfif6 0011fif0118d Wholly bygathe cam,1 .7"5. Be it knoWn that,I,iGn0Res B, Anni-E itwonld meoiproeate SllbSilZtIlhiailYQiIlf{L -V81 a citizen of the United Statesand a-resitical line andthelshoulder ll Would-make} dent of Leoininster, county .ofQWprcesten ,contact With the lever 97 disconnecting the i 5 and, S t-ate; of Massach isetts have inyented. j power from the loom; I providesuitable p an 'l'inproiiement in Anteinatic Stops foij,mans Wherebythis disconnecting action is "60* i 'Loeins,-of whieh-the following description, 'controlledby tjhe filling-as it is beateniup I v V in connection with the aecompanying 1ItaW;. -i 1T1? 5 1 a n r, tt P w s v J k ings'; is a specification;;-;likefcharact ",.nected ol ly wh nthefilling isnotipresent. the di awings representing like parts ReferringvfiqfEig. l',;lj;h ave thereshown V This'inventien relates toja kfnocig I astrand o f filling fies it is -p'assed through .65.

' ,antioinatie stopmechanismwhichfsjadapted theshed by the picking gnean's-andgreadyl-'-I to stop thev aetionoi a looni when thepfiliing to be beaten up andI here illustrate a' -.rjeed a W' ffii t.i i ytSupp i d! S ani-c n i e'eifi a fluidi lihsi k ke de 15 7 example or' myinvention{have herelshoWnxlQ adaptedtolproject np between the"strands v a construction;designed'for,al0oinadapted": ofl'thewarpand oseillat gi onthe rockshafl to Weave a .re i' elyl a ete i' l ieh e 2 e th; t P a e p e? The d t I eane er -eed tof 'n'ake a. fahricadapt defer-swing froni'ithe position oWnQinWFig, ll V V s useiin' the constrnction'foflbasketwar to ptheppsition shown i liigfg and hu 5' I The intention willbereadily nnderstood beatiipthelfilling strand towards the right l by reference to thefo'ileyvingjjdeseriptibn in thesefigures.v flTo govern; the knock-01f- 7- v of su h an illiistiative, eiiihodiinent}.thereof ineansgl utilize an. element adapted ,ltofjbe taken in connection-With the aceoinpanying actnetedby thewfilling itself and I jher eii drawings, wherein; 1 x .7 L I V 3 "shoy'v [a torkf23 n ounteden the sleeve 25 1 Fig. I is a side le onjofithekneck-f'pivotedon the Z' LbelO theH laI-i oii mechanism showniincennection witheei Of yVQeaye,andv havi g; proijeicting iip jBQ tain cooperating"e1einents of the] 100111 intdthepathof the beaten'iip filling; A1 proper; p I V so carried by the s1eeve25isalevefarm29 Fig. 2 is an end elevation as seen frointhe which may have a pin and slot connection right of Fig. 1; and y .i Withthe'upper endof the1i od-l3asillus- Fig. 3 is a View similar to Fig. lshowing tr ited in 'Figs. 1 and 3; ItWiHbe seen'by 85 the parts in another position; w Fig-1 thatfthefork 23 and the arm 29 v Referring to the drawings, L'have there constitutei essentiallya" belicrank pivoted indicated the means by which powermayfbe at 27. A suitable spring 31 connected to w I 1 35 applied to drive thelooni by showing the the arm 29 normally holds the fork in' the s shaft 5 adapted to operate the clutch or position shoWn'injFig; -1.' If the filling- .7 90 v shipper or. like mechanismand which may is in proper position the dents 1'9 :beating be rocked by the hand lever 7. i My inv n .up the same will rock'the fork 23 c10ck- 7 tion relates to means forfautomatically opem. 'WiSG: yiewingfFig. 1 and swing the arm 29' 4Q ating this shaft when the supply offiliing Y against the actionlot' the spring to the posi is exhausted or when the filling breaks. tionishown in vFig; -3 and will throw-the'np 95' s For this purpose a lever 9 niay beinbuntedT p erjend of the roid l3 to the left in that. i V on the shaft 5 Which is adapted to be en figiireandj'thus move the shoulder ll awa'yf .gaged by a shoulder 11 on-a rod 13Which" 'fIiOlllizilhQ lever As the arni of; the bell ispowerdriven and herein is oscillated at crank 15 (see Fig. 3)i passes the riselofthe each pick of the, looni means. oftthesbellca'in, therefore, and the rod 13 'is' rdrawnflue- ,crank lever 15 operated by-a cam'17 jon any downward the shoulder 11 'will'not engage I siiitabie shaft-of the 100111;" In thepresent the 1e er'9, the clutch willsnot be thrown instance the shaft shown makes one IQVOHF out and theT-looi'n will continue 'inlo'pera; :1:

tion for each two picks and the camtheretion-g' "Should, howevenzthe filling f belmiss "v I 7 fore has two sharp rises and; the levei'jisinggrthe foik 23 'willn'not be operatedfbut fl Q reciprocated on each pick of the loomafter willfii'emain'in theposition shown in Fig;

y the filling has been inserted and during the, 1, the rod 13. willl noveto thedottedj' line; 1. s ct on' f beating p e' e Q-J lffth fo p *in-th fi ure,t e shafti5 will b'e. '7

' drawn through the shed the fork is rocked by means-of the lever 9 and'the loomwill be stopped.

A push rod 33 shown in Fig. 1 permits the bell crank mechanism to be rocked by hand if desired. 7

In applying the invention to a loom for weaving stiff material wherein the filling is preferably installed at the side of the 100111 from which the filling is drawn; In weeving with natural reed or cane, for example,

the loo-n1 is freq'i'iently supplied from short pieces and if one of these is not of 'suflicie'nt' 1. In 2 been in 'cembimtioh with a lever controlling thettpplieation of power to the loom, arod having a shoulder to engage the lever, means; for reeiprooiti iig the rod aiid means to swing the rod thereby to move the" shoulder away from the lever coni'rising an element in the'path of the beet en up filling.

- 2; In a loom in combination with a lever controlling the application of power to the loom a rod having a shoulder to engage the lever; means for recipjro'oating'the rod, and bell crank mechanism for swinging the rod thereby to move the shoulder away from the lever said mechanism comprising an arm engagi-ng'the rod and an arm in the path of the beaten up filling p p 7 g I v I ,lb i c m in on W l fili ilziting hoop-like beat-up dents, the filling fork projecting between the pivots and the ends" of the dents, a power driven member having a portion to cooperate with a clutch lever, said member being connected to the fork to be moved thereby. 1 I

4:. In a loom in Combination withyzi lever eontiolling the application of power to t he 100m, a driven member having a portion adapted't'o 'engti-ge with solid lever to throw the same, an element presented to the space betweenrtli'e dents of the reed and adepted to pas beftwe'en the'same, device being displaieeztble' the fillin'g as is beaten up and supported by said dents and by its dis:

placement serving to shift s eid member it j ii P l 1. v I .i i V. I 5 In a loom in combinaltionwithe lever controlling the applieation of power to the loom-, a driven member' having a portion' adapted to engage with said lever to throw the seni'e' and disposedont o'f the path of there'e'd; anj element extending through the reed from the rear and having aportion adapted to be displeeed the'fillin'g' as it is pushed forward bytllfe'de'nts of thereed,

said element connected to Said driven memher to position the" seine relatively to said lever.

In testimony whereof I have signed'my name to this specifieation, v -GEORGE B. AMBLERL Certificate of Correction.

It is hereby certified that in Letters Patent No. 1,570,454, granted -Januar'y 19, 1926, upon the application of George B. Ambler, of Leominster, Massachusetts, for an improvement in Automatic Stops for Looms, an error appears in the printed specification requiring correction as follows: Page 2, line 43, claim 3, for the compound word hoop-like read hook-like; and that the said Letters Patent should be read with this correction therein that the same may conform to the record of the case in the Patent Otfioe.

Signed and sealed this 23d day of February, A. D. 1926.

[SEAL] v WM. A. KINNAN,

. Acting Commissioner of Patents. 

